pci_regs: define LNKSTA2 pcie cap + bits.
We need these for detecting the max link speed for drm drivers. Acked-by: NBjorn Helgaas <bhelgass@google.com> Signed-off-by: NDave Airlie <airlied@redhat.com>
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We need these for detecting the max link speed for drm drivers. Acked-by: NBjorn Helgaas <bhelgass@google.com> Signed-off-by: NDave Airlie <airlied@redhat.com>